Home / 169,256.33-253,510.12-69,112.84

Finding the Fourth Proportional to 169,256.33, 253,510.12 and 69,112.84

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Solution

The fourth proportional to 169,256.33, 253,510.12 and 69,112.84 is: 103,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,256.33 : 253,510.12 = 69,112.84 : x
  2. Step 2: Convert to fraction form
    169,256.33/253,510.12 = 69,112.84/x
  3. Step 3: Cross multiply
    169,256.33x = 253,510.12 × 69,112.84
  4. Step 4: Simplify right side
    169,256.33x = 17,520,803,555.38
  5. Step 5: Solve for x
    x = 17,520,803,555.38/169,256.33
  6. Step 6: Final answer
    x = 103,516.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.